Career & Filing History
Every role Claude Leblanc has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
Claude Leblanc is the Chief Executive Officer at OCTAVE SPECIALTY GROUP INC (OSG). Leblanc has reported 9 insider filings with the SEC since 2025. The most recent filing was in July 2026.
Every role Claude Leblanc has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
OCTAVE SPECIALTY GROUP INC (OSG)1 filingUpdated Aug 30, 2026
Claude Leblanc is Chief Executive Officer, Director of OCTAVE SPECIALTY GROUP INC (OSG). 7 SEC Form 4 filings on record going back to 2025, most recently on 13 July 2026. Most recent open-market trade: bought $213K of OSG on 1 October 2025. Lifetime open-market purchases: $389K.
Every recent SEC Form 4 transaction Claude Leblanc has reported, most recent first.
InsiderAlpha's records for Claude Leblanc go back to 2025: 7 primary Form 4 filings, an average of 3.5 per year. The typical open-market purchase is $195K (2 buys totaling $389K). The largest single buy on record is $213K of OSG in 2025. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Insiders who reported open-market trades in the last 12 months at the companies Claude Leblanc files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Claude Leblanc is a corporate insider, tracked as Chief Executive Officer, Director of OCTAVE SPECIALTY GROUP INC (OSG). InsiderAlpha holds 7 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
1 primary Form 4 filing in the last 90 days, covering 1 company.
Recorded transactions: 2 open-market purchases ($389K) and 0 open-market sales across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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$OSG OCTAVE SPECIALTY GROUP INC10.7K shares @ $5.60$60K